Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5842842 | Spiral compressor having an oil chamber in the rotor | Michel Emile Odile Callens | 1998-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5842842 | Spiral compressor having an oil chamber in the rotor | Michel Emile Odile Callens | 1998-12-01 |